flatbield

Presumably combined with Tor or a VPN or multiple ISPs.

I wonder how it is deployed. If client side then uBlock Origin or NoScript might avoid.

Not sure there is. Dimensionality of the trackble elements is very high. All of them have to either be the same or fuzzed across large groups of users.

Eject is not just for CDs. You still have to eject any hot mount physical media. Sadly the eject command only works in some cases. I do not think it works for hot mount SATA dives for example.